| 1 | RPE | RP Eisenbahn GmbH | Wachenheim (RP = Rheinland-Pfalz) | D | privat-bahn.de |
| 2 | RPE | RP Eisenbahn | | DE | VKM |
| 3 | RPEA | RP EXPRESS | | | SCAC4 |
| 4 | RPEC | REFRIESPESCIALIZADOS | | | SCAC4 |
| 5 | RPEE | R & P TRUCKING LLC | | | SCAC4 |
| 6 | RPEI | ROBICHAUD, PAUL E INC | | | SCAC3 |
| 7 | RPEI | ROBICHAUD, PAUL E INC | | | SCAC4 |
| 8 | RPEM | ROGERS PETROLEUM INC | | | SCAC4 |
| 9 | RPEN | ROYAL PACIFIC EXPRESS INC | | | SCAC3 |
| 10 | RPEP | RAPID EXPRESS DELIVERY & MESSENGER | | | SCAC3 |
| 11 | RPES | RAPID EXPRESS SERVICE INCORPORATED | | | SCAC3 |
| 12 | RPET | RPE TRANSPORTATION SERVICES | | | SCAC4 |
| 13 | RPEY | RIVERDALE POULTRY EXPRESS | | | SCAC4 |